Make methods on ValidatorDescriptor virtual.
Make methods on ValidatorDescriptor virtual.

olcayseker/FluentValidation,mgmoody42/FluentValidation,glorylee/FluentValidation,GDoronin/FluentValidation,regisbsb/FluentValidation,roend83/FluentValidation,deluxetiky/FluentValidation,cecilphillip/FluentValidation,pacificIT/FluentValidation,IRlyDontKnow/FluentValidation,ruisebastiao/FluentValidation,roend83/FluentValidation,robv8r/FluentValidation